there was a bomb attack in eastern afghanistan today. three international servicemembers were killed. now, the attack came just hours after two gunmen killed a top aide to afghan president hamid karzai. he was shot to death at his home in kabul. also killed were a police officer and a parliamentarian who was meeting with kahn. both gunmen were killed by the security forces. taliban claims responsibility. >>> back here in the u.s., a lot of people believe that this is the make or break week to reach a compromise on raising the national debt ceiling that we have been hearing so much about. joel brown explains how democratic and republican leaders are now scrambling with that looming deadline. >>> reporter: the white house isn't giving up on a massive deficit reduction deal. >> there's still time to get something big done. the president has made it clear he wants to do something substantial. >> reporter: with the default deadline just 15 days way, president obama and congressional leaders are scrambling to slash government spending and rais